1. World problems
  2. Pests of plants

Pests of plants

  • Loss of plant immunity to pests
  • Agricultural crop pests

Nature

The term pests is here employed in the widest possible sense to include insects, mites, nematodes and other animals which feed on or otherwise damage any parts of a plant, and weeds which compete with other plants for air, light and nutrients. Disease-causing organisms of plants -- bacteria, fungi, viruses and virus-like organisms (phytoplasmas) -- are classified as pathogens. Thus the plant pest is any living, non-pathogenic agent, which injures or limits the growth of a plant, and is of importance to man when crop yields are seriously damaged, either qualitatively or quantitatively.

Of the animal pests, rodents may on occasion be so abundant as to seriously damage unharvested crops. Other animal pests which may be of local importance if their breeding is allowed to progress unchecked include certain birds, mammals and reptiles. Biting-insects, mainly at the caterpillar stage, may feed on the foliage, the shoots, the flowers and the fruits, causing extensive damage and reducing yields. The sucking insects such as the aphids and the plant bugs live on the sap of plants. This may cause direct injury, as in the feeding of a large population of mites which causes the foliage to turn brown and become ineffective, but sucking insects are of even greater importance as the vectors of disease. Nematodes are particularly destructive when they damage the roots of a plant, hindering normal development. Weeds cause a constantly heavy annual toll in lost crop production. They compete directly with crops for air, light, space and nutrients and thereby reduce absolute yields. By being present in the harvested crop they reduce its value and usefulness, perhaps even rendering it useless.

Claim

Pests of plants represent a critical threat to global agriculture and biodiversity. These relentless invaders not only devastate crops, leading to significant economic losses, but also disrupt ecosystems and food security. The rise of pesticide resistance exacerbates the issue, making it imperative to address pest management sustainably. Ignoring this problem jeopardizes our ability to feed a growing population and maintain healthy environments. We must prioritize research and innovative solutions to combat this urgent challenge for future generations.This information has been generated by artificial intelligence.

Counter-claim

While pests of plants may seem concerning, they are far from a critical issue. Nature has its own balance, and many pests serve as food for beneficial insects, contributing to biodiversity. Additionally, modern agriculture employs advanced pest management techniques that minimize their impact. Focusing excessively on pests distracts from more pressing environmental issues, such as climate change and habitat loss. In the grand scheme, plant pests are a minor inconvenience, not a significant problem.This information has been generated by artificial intelligence.

Broader

Pests
Presentable

Narrower

Rodents as pests
Presentable
Poisonous algae
Presentable
Plant pests
Presentable
Mites as pests
Presentable
Birds as pests
Presentable

Aggravates

Plant suffering
Yet to rate

Aggravated by

Related

Plant pathogens
Unpresentable

Strategy

Value

Pestiferousness
Yet to rate
Loss
Yet to rate
Immunity
Yet to rate

Reference

Web link

SDG

Sustainable Development Goal #16: Peace and Justice Strong Institutions

Metadata

Database
World problems
Type
(C) Cross-sectoral problems
Biological classification
N/A
Subject
  • Government » Diplomacy
  • Plant life » Plants
  • Societal problems » Pests
  • Content quality
    Presentable
     Presentable
    Language
    English
    1A4N
    C1627
    DOCID
    11316270
    D7NID
    147149
    Last update
    Oct 4, 2020